Climatological Report (Daily)
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000
CDUS43 KLOT 120650
CLIORD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
150 AM CDT FRI SEP 12 2014


...................................

...THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 11 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         56   1231 AM  95    1952  77    -21       91
  MINIMUM         50    947 AM  42    1993  56     -6       75
  AVERAGE         53                        67    -14       83

PRECIPITATION (IN)
  YESTERDAY        0.00          2.37 2000   0.11  -0.11      T
  MONTH TO DATE    2.45                      1.24   1.21     0.15
  SINCE SEP 1      2.45                      1.24   1.21     0.15
  SINCE JAN 1     34.53                     26.37   8.16    32.52

SNOWFALL (IN)
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       12                         2     10        0
  MONTH TO DATE   12                        15     -3        0
  SINCE SEP 1     12                        15     -3        0
  SINCE JUL 1     17                        28    -11       11

 COOLING
  YESTERDAY        0                         4     -4       18
  MONTH TO DATE   68                        53     15      109
  SINCE SEP 1     68                        53     15      109
  SINCE JAN 1    783                       793    -10      874
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED    10.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72          1200 AM
 LOWEST     59           200 PM
 AVERAGE    66

..........................................................


THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        96      1952
 MINIMUM TEMPERATURE (F)   56        44      1955


SUNRISE AND SUNSET
SEPTEMBER 12 2014.....SUNRISE   629 AM CDT   SUNSET   706 PM CDT
SEPTEMBER 13 2014.....SUNRISE   630 AM CDT   SUNSET   705 PM CDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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